Xtreme Biofilters

DA1600 Xtreme Diffuser Assembly

  • DA1600 Xtreme Diffuser Assembly
  • Fits Hayward top mount sand filter (S166T). Clamp type with 8 inch opening. (8 inch outside diameter, 7 inch inside diameter)
  • Hayward 6-way vari-flow Multi-port valve (Filter, Backwash, Rinse, Re-circulate, Waste, Closed)
  • Standard 1.5 inch intake/output ports. Upgrade to 2.0 inch valve is available
  • Max pressure 30 psi/ Max flow rate 5,500 gph (up to 9000 gph with 2.0 inch valve)
  • Pressure gauge and sight glass
  • Diffuser head/column delivers cyclonic cleaning action
  • Equalizer column equalizes pressure at top and mid section of tank during backwash therefore no packing at top.
  • pump flow rate and pressure must be 2500-3500 gallons per hours @ 15ft – 20ft of head for filter to work properly. Standard 1/2 HP, standard speed (3450 rpm) is recommended


There are no reviews yet.

Be the first to review “DA1600 Xtreme Diffuser Assembly”

Your email address will not be published. Required fields are marked *

    Item #Description Price


    • DA1600 Xtreme Diffuser Assembly - 1.5 In
    450.00 Add to cart


    • DA1600T2 Xtreme Diffuser Assembly - 2.0
    550.00 Add to cart